Regulatory Capital (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Regulatory Assets
Common Equity	$ 181,494	$ 154,482
Goodwill	(10,835)	(10,835)
Core Deposit intangible (net of deferred tax liability)	(1,534)	(2,034)
AOCI (Gains) Losses	(1,504)	1,847	$ 1,191	$ 928
Common Equity Tier 1 Capital	167,621	143,460
TRUPs	12,000	12,000
Tier 1 Capital	179,621	155,460
Allowable Reserve for Credit Losses and Other Tier 2 Adjustments	10,993	11,027
Subordinated Notes	23,000	23,000
Tier 2 Capital	213,614	189,487
Risk-Weighted Assets (RWA)	1,508,352	1,384,807
Average Assets (AA)	$ 1,782,834	$ 1,635,594
Common Tier 1 capital to RWA, 2019 Regulatory Min. Ratio + CCB	7.00%
Tier 1 capital to RWA, 2019 Regulatory Min. Ratio + CCB	8.50%
Tier 2 capital to RWA, 2019 Regulatory Min. Ratio + CCB	10.50%
Common Tier 1 Capital to RWA	11.11%	10.36%
Tier 1 Capital to RWA	11.91%	11.23%
Tier 2 Capital to RWA	14.16%	13.68%
Tier 1 capital to AA (leverage)	10.08%	9.50%
Capital required for capital adequacy to risk weighted assets	8.00%
Tier one leverage capital required to be well capitalized to average assets	5.00%
Bank
Regulatory Assets
Common Equity	$ 202,604	$ 185,073
Goodwill	(10,835)	(10,835)
Core Deposit intangible (net of deferred tax liability)	(1,534)	(2,034)
AOCI (Gains) Losses	(1,504)	1,847
Common Equity Tier 1 Capital	188,731	174,051
Tier 1 Capital	188,731	174,051
Allowable Reserve for Credit Losses and Other Tier 2 Adjustments	10,993	11,027
Tier 2 Capital	199,724	185,078
Risk-Weighted Assets (RWA)	1,506,766	1,383,048
Average Assets (AA)	$ 1,781,415	$ 1,632,846
Common Tier 1 Capital to RWA	12.53%	12.58%
Tier 1 Capital to RWA	12.53%	12.58%
Tier 2 Capital to RWA	13.26%	13.38%
Tier 1 capital to AA (leverage)	10.59%	10.66%